Home / 12,882,006.54-19,322,997.12-3,297,369.78

Finding the Fourth Proportional to 12,882,006.54, 19,322,997.12 and 3,297,369.78

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Solution

The fourth proportional to 12,882,006.54, 19,322,997.12 and 3,297,369.78 is: 4,946,051.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,882,006.54 : 19,322,997.12 = 3,297,369.78 : x
  2. Step 2: Convert to fraction form
    12,882,006.54/19,322,997.12 = 3,297,369.78/x
  3. Step 3: Cross multiply
    12,882,006.54x = 19,322,997.12 × 3,297,369.78
  4. Step 4: Simplify right side
    12,882,006.54x = 63,715,066,762,515.03
  5. Step 5: Solve for x
    x = 63,715,066,762,515.03/12,882,006.54
  6. Step 6: Final answer
    x = 4,946,051.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.